code: def main(_):
      build_docs(FLAGS.output_dir)
  
file_path: ranking/docs/build_docs.py
imports: import os
  import sys
  from absl import app
  from absl import flags
  from tensorflow_docs.api_generator import generate_lib
  from tensorflow_docs.api_generator import public_api
  import tensorflow_ranking
  import tensorflow_ranking.extension.premade
label_desc: Use image node_id 2 for calling a global function with example usage: main(_) without return types